Michael McMannis was a Staff Sergeant assigned to the reality show, "Boot Camp Babes" as a liaison. He developed a romantic relationship with the deceased model, Taylor Shane and the two were planning to get married after the show had ended but Shane died under mysterious circumstances. While being interrogated by Ziva David, McMannis later began suffering from an overdose of PCP which had cost Shane her life. But McMannis overpowered DiNozzo and was about to go for Ziva when the two managed to get the better of him before forcing him to the floor.